1 | //roarinterconnect.c: |
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2 | |
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3 | /* |
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4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009 |
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5 | * |
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6 | * This file is part of roarclients a part of RoarAudio, |
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7 | * a cross-platform sound system for both, home and professional use. |
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8 | * See README for details. |
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9 | * |
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10 | * This file is free software; you can redistribute it and/or modify |
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11 | * it under the terms of the GNU General Public License version 3 |
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12 | * as published by the Free Software Foundation. |
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13 | * |
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14 | * RoarAudio is distributed in the hope that it will be useful, |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | * GNU General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with this software; see the file COPYING. If not, write to |
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21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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22 | * |
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23 | */ |
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24 | |
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25 | #include <roaraudio.h> |
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26 | |
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27 | #ifdef ROAR_HAVE_ESD |
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28 | #include <esd.h> |
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29 | #endif |
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30 | |
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31 | #define MT_NONE 0x00 |
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32 | #define MT_MASK 0xF0 |
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33 | #define MT_ROAR 0x10 |
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34 | #define MT_ESD 0x20 |
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35 | #define MT_DEFAULT MT_ROAR |
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36 | |
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37 | #define ST_NONE 0x00 |
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38 | #define ST_MASK 0x0F |
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39 | #define ST_BIDIR 0x01 |
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40 | #define ST_FILTER 0x02 |
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41 | #define ST_TRANSMIT 0x03 |
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42 | #define ST_RECEIVE 0x04 |
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43 | // no default here as the default depend on the server type |
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44 | |
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45 | void usage (void) { |
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46 | printf("roarinterconnect [OPTIONS]...\n"); |
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47 | |
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48 | printf("\nOptions:\n\n"); |
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49 | |
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50 | printf(" --server SERVER - Set server hostname\n" |
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51 | " --remote SERVER - Set remote server\n" |
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52 | " --type TYPE - Set type of remote server\n" |
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53 | " --rate RATE - Set sample rate\n" |
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54 | " --bits BITS - Set bits per sample\n" |
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55 | " --chans CHANNELS - Set number of channels\n" |
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56 | " --codec CODEC - Set the codec\n" |
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57 | " --help - Show this help\n" |
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58 | ); |
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59 | |
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60 | printf("\nPossible Types:\n\n"); |
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61 | printf(" roar - RoarAudio Server\n" |
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62 | " esd - EsounD Server\n" |
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63 | "\n" |
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64 | " bidir - Connect bidirectional\n" |
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65 | " filter - Use local server as filter for remote server\n" |
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66 | " transmit - Transmit data from local server to remote server\n" |
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67 | " receive - Receive data from remote server\n" |
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68 | ); |
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69 | |
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70 | } |
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71 | |
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72 | int parse_type (char * type) { |
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73 | int ret = MT_NONE|ST_NONE; |
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74 | char * colon; |
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75 | |
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76 | if ( type != NULL ) { |
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77 | while (type != NULL && *type) { |
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78 | if ( (colon = strstr(type, ":")) != NULL ) { |
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79 | *colon = 0; |
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80 | colon++; |
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81 | } |
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82 | |
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83 | if ( !strcmp(type, "roar") ) { |
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84 | ret -= ret & MT_MASK; |
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85 | ret += MT_ROAR; |
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86 | } else if ( !strcmp(type, "esd") ) { |
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87 | ret -= ret & MT_MASK; |
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88 | ret += MT_ESD; |
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89 | } else if ( !strcmp(type, "bidir") ) { |
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90 | ret -= ret & ST_MASK; |
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91 | ret += ST_BIDIR; |
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92 | } else if ( !strcmp(type, "filter") ) { |
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93 | ret -= ret & ST_MASK; |
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94 | ret += ST_FILTER; |
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95 | } else if ( !strcmp(type, "transmit") ) { |
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96 | ret -= ret & ST_MASK; |
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97 | ret += ST_TRANSMIT; |
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98 | } else if ( !strcmp(type, "receive") ) { |
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99 | ret -= ret & ST_MASK; |
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100 | ret += ST_RECEIVE; |
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101 | } else { |
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102 | return MT_NONE|ST_NONE; |
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103 | } |
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104 | |
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105 | type = colon; |
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106 | } |
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107 | } |
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108 | |
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109 | if ( (ret & MT_MASK) == MT_NONE ) |
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110 | ret |= MT_DEFAULT; |
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111 | |
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112 | if ( (ret & ST_MASK) == ST_NONE ) { |
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113 | switch (ret & MT_MASK) { |
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114 | case MT_ROAR: ret |= ST_BIDIR; break; |
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115 | case MT_ESD: ret |= ST_FILTER; break; |
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116 | default: |
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117 | return MT_NONE|ST_NONE; // error case |
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118 | break; |
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119 | } |
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120 | } |
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121 | |
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122 | return ret; |
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123 | } |
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124 | |
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125 | int main (int argc, char * argv[]) { |
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126 | struct roar_connection con[1]; |
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127 | struct roar_stream stream[1]; |
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128 | int rate = 44100; |
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129 | int bits = 16; |
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130 | int channels = 2; |
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131 | int codec = ROAR_CODEC_DEFAULT; |
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132 | int type = parse_type(NULL); |
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133 | int tmp; |
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134 | char * server = NULL; |
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135 | char * remote = NULL; |
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136 | char * k; |
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137 | int rfh; |
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138 | int i; |
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139 | int localdir = ROAR_DIR_BIDIR; |
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140 | |
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141 | for (i = 1; i < argc; i++) { |
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142 | k = argv[i]; |
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143 | |
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144 | if ( strcmp(k, "--server") == 0 ) { |
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145 | server = argv[++i]; |
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146 | } else if ( strcmp(k, "--remote") == 0 ) { |
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147 | remote = argv[++i]; |
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148 | } else if ( strcmp(k, "--type") == 0 ) { |
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149 | type = parse_type(argv[++i]); |
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150 | } else if ( strcmp(k, "--rate") == 0 ) { |
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151 | rate = atoi(argv[++i]); |
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152 | } else if ( strcmp(k, "--bits") == 0 ) { |
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153 | bits = atoi(argv[++i]); |
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154 | } else if ( strcmp(k, "--channels") == 0 || strcmp(k, "--chans") == 0 ) { |
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155 | channels = atoi(argv[++i]); |
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156 | } else if ( strcmp(k, "--codec") == 0 ) { |
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157 | codec = roar_str2codec(argv[++i]); |
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158 | } else if ( strcmp(k, "--help") == 0 ) { |
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159 | usage(); |
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160 | return 0; |
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161 | } else { |
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162 | fprintf(stderr, "Error: unknown argument: %s\n", k); |
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163 | usage(); |
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164 | return 1; |
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165 | } |
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166 | } |
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167 | |
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168 | switch (type & MT_MASK) { |
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169 | case MT_ROAR: |
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170 | switch (type & ST_MASK) { |
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171 | case ST_BIDIR: |
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172 | tmp = ROAR_DIR_BIDIR; |
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173 | break; |
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174 | case ST_FILTER: |
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175 | tmp = ROAR_DIR_FILTER; |
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176 | break; |
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177 | case ST_TRANSMIT: |
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178 | tmp = ROAR_DIR_PLAY; |
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179 | localdir = ROAR_DIR_MONITOR; |
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180 | break; |
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181 | case ST_RECEIVE: |
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182 | tmp = ROAR_DIR_MONITOR; |
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183 | localdir = ROAR_DIR_PLAY; |
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184 | break; |
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185 | default: |
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186 | fprintf(stderr, "Error: unknown stream type\n"); |
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187 | return 2; |
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188 | } |
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189 | rfh = roar_simple_stream(rate, channels, bits, codec, remote, tmp, "roarinterconnect"); |
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190 | break; |
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191 | #ifdef ROAR_HAVE_ESD |
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192 | case MT_ESD: |
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193 | tmp = ESD_STREAM|ESD_PLAY; |
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194 | |
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195 | switch (bits) { |
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196 | case 8: tmp |= ESD_BITS8; break; |
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197 | case 16: tmp |= ESD_BITS16; break; |
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198 | default: |
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199 | fprintf(stderr, "Error: EsounD only supports 8 and 16 bit streams\n"); |
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200 | return 2; |
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201 | } |
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202 | |
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203 | switch (channels) { |
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204 | case 1: tmp |= ESD_MONO; break; |
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205 | case 2: tmp |= ESD_STEREO; break; |
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206 | default: |
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207 | fprintf(stderr, "Error: EsounD only supports mono and stereo streams\n"); |
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208 | return 2; |
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209 | } |
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210 | |
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211 | // this is only true if the esd runs on a LE system,... |
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212 | if ( bits == 8 && codec != ROAR_CODEC_PCM_U_LE ) { |
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213 | fprintf(stderr, "Error: EsounD only supports unsigned PCM in 8 bit mode\n"); |
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214 | return 2; |
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215 | } else if ( bits == 16 && codec != ROAR_CODEC_DEFAULT ) { |
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216 | fprintf(stderr, "Error: EsounD only supports signed PCM in 16 bit mode\n"); |
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217 | return 2; |
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218 | } |
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219 | |
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220 | switch (type & ST_MASK) { |
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221 | case ST_FILTER: |
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222 | rfh = esd_filter_stream(tmp, rate, remote, "roarinterconnect"); |
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223 | break; |
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224 | case ST_TRANSMIT: |
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225 | rfh = esd_play_stream(tmp, rate, remote, "roarinterconnect"); |
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226 | break; |
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227 | case ST_RECEIVE: |
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228 | rfh = esd_monitor_stream(tmp, rate, remote, "roarinterconnect"); |
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229 | break; |
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230 | default: |
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231 | fprintf(stderr, "Error: this type is not supported by EsounD\n"); |
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232 | return 2; |
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233 | break; |
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234 | } |
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235 | break; |
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236 | #endif |
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237 | default: |
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238 | fprintf(stderr, "Error: unknown/not supported server type\n"); |
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239 | return 2; |
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240 | } |
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241 | |
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242 | if ( rfh == -1 ) { |
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243 | fprintf(stderr, "Error: can not connect to remote server\n"); |
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244 | return 10; |
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245 | } |
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246 | |
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247 | if ( roar_simple_connect(con, server, "roarinterconnect") == -1 ) { |
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248 | fprintf(stderr, "Can not connect to local server\n"); |
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249 | return 20; |
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250 | } |
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251 | |
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252 | if ( roar_stream_new(stream, rate, channels, bits, codec) == -1 ) { |
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253 | roar_disconnect(con); |
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254 | return 21; |
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255 | } |
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256 | |
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257 | if ( roar_stream_connect(con, stream, localdir) == -1 ) { |
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258 | roar_disconnect(con); |
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259 | return 22; |
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260 | } |
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261 | |
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262 | if ( roar_stream_passfh(con, stream, rfh) == -1 ) { |
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263 | roar_disconnect(con); |
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264 | return 23; |
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265 | } |
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266 | |
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267 | roar_simple_close(rfh); |
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268 | |
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269 | if ( roar_stream_attach_simple(con, stream, 0) == -1 ) { |
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270 | fprintf(stderr, "Can not attach remote stream to local server\n"); |
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271 | } |
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272 | |
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273 | roar_disconnect(con); |
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274 | |
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275 | return 0; |
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276 | } |
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277 | |
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278 | //ll |
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